/Engine/Source/Runtime/Projects/Public/Interfaces/IPluginManager.h
Scans a set of given plugins and adds them to the passed in ConfigSystem so that the runtime can load faster without needing to scan all plugins looking for config/paks
bool IntegratePluginsIntoConfig ( [FConfigCacheIni](API\Runtime\Core\Misc\FConfigCacheIni) & ConfigSystem, const TCHAR * EngineIniName, const TCHAR * PlatformName, const TCHAR * StagedPluginsFile )